Module diagnostics 

Enhanced error diagnostics and messaging.

Structs

Diagnostic

A diagnostic message with location and context

DiagnosticBuilder

Enhanced error message builder

Enums

DiagnosticLevel

Diagnostic level

Functions

create_detailed_error

Create a detailed error message for common compilation errors

diagnose_expression

Generate diagnostics for an expression

enhance_error

Enhance an IrError with better diagnostics

pretty_print_expr

Pretty-print an expression for error messages